Created temporary directory: /tmp/pip-ephem-wheel-cache-r3l4la89
Created temporary directory: /tmp/pip-req-tracker-mccwkyrq
Created requirements tracker '/tmp/pip-req-tracker-mccwkyrq'
Created temporary directory: /tmp/pip-wheel-sp39vctt
Collecting cairn==0.2.2
  1 location(s) to search for versions of cairn:
  * https://pypi.org/simple/cairn/
  Getting page https://pypi.org/simple/cairn/
  Analyzing links from page https://pypi.org/simple/cairn/
    Found link https://files.pythonhosted.org/packages/f1/9c/dd8589a7c4d9fbbbc2fba9382ce746771494e83623de0451808d50023f8e/cairn-0.1.0-py3-none-any.whl#sha256=3673b3f2d1688d5562c222fd19a5dcdde70de769da61a7e778e62acec75adaca (from https://pypi.org/simple/cairn/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/73/12/8e0138ea20ce46eba0149c81ff1a83737eef2a88ed2044084fa16baeefe5/cairn-0.1.0.tar.gz#sha256=12003fce10dd5ba9f19c9e3cbe5eca4c220c49952f3de6295f07207d54b5eec1 (from https://pypi.org/simple/cairn/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/c6/48/e9407a692ee82e6e0da6897cfafd0caa8313396fb4eabbcd2f5366ebaca0/cairn-0.2.0-py3-none-any.whl#sha256=146c8979fc16622129ceeb4c3225381717e39be6934a819cbf3a78c9b4969bb2 (from https://pypi.org/simple/cairn/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/64/4e/000a376c65357f0b3cac682d950328f75abee637b1dfbe0d05ce5061f986/cairn-0.2.0.tar.gz#sha256=a8444afddd93e077a500160fac967cd0161b600f00575eb24004c77beed0ecfd (from https://pypi.org/simple/cairn/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/ef/8d/e0fe614af972f4c9c14130d1b99652adf745d3dbf18fe21e3880daaf1b54/cairn-0.2.1-py3-none-any.whl#sha256=bb8971200097a3a0911cfab4368451db4f5a7aaf7eb72fc1e7c5ed242291fd1f (from https://pypi.org/simple/cairn/), version: 0.2.1
    Found link https://files.pythonhosted.org/packages/ce/29/63a349e9d59e8461557d6ab486dfefc6ca4fbabdbc2f0ba7d4dbba17f227/cairn-0.2.1.tar.gz#sha256=2bd40aab557a09bd973f1dc3a0f176ddb1475823a226e77fb67aaef869b0b2a2 (from https://pypi.org/simple/cairn/), version: 0.2.1
    Found link https://files.pythonhosted.org/packages/ea/46/c6d7425714324c8cea2379fdc816f44c780c6beafeadf6d3c80bcc8b7335/cairn-0.2.2-py3-none-any.whl#sha256=ac7e6d52d7a597f953dc38a9bf740d80d73f8adfecf3adafddb24429b7fe7648 (from https://pypi.org/simple/cairn/), version: 0.2.2
    Found link https://files.pythonhosted.org/packages/a2/f2/9aab7623b5e1a9db22907d270a49339c662c70ce45e9dc7275767e8802de/cairn-0.2.2.tar.gz#sha256=6cde84d582b5c98df9710f71fc54a162e0a58d6d8fa4c065604859ab5eb992ae (from https://pypi.org/simple/cairn/), version: 0.2.2
    Found link https://files.pythonhosted.org/packages/89/9b/c2f79d993c78cd9f1510f3c3f62acb8a438b69a31a152c75ea939d3d8bdf/cairn-0.2.3-py3-none-any.whl#sha256=0f89a75c9926a31e08a4e52816c059cd78b48e3bf32fc53a4ce4c1b328d654f2 (from https://pypi.org/simple/cairn/), version: 0.2.3
    Found link https://files.pythonhosted.org/packages/be/cf/8a9bfa0dd8cc6859a0097e1bfdaf13d57c540d1bf2fe4ce80f037ace0057/cairn-0.2.3.tar.gz#sha256=db188c896dcac21abec8bb601aeb84f276aad6b74ffb349b0b629fcfbf8251fb (from https://pypi.org/simple/cairn/), version: 0.2.3
  Using version 0.2.2 (newest of versions: 0.2.2)
  Created temporary directory: /tmp/pip-unpack-mvj47cu7
  Downloading https://files.pythonhosted.org/packages/ea/46/c6d7425714324c8cea2379fdc816f44c780c6beafeadf6d3c80bcc8b7335/cairn-0.2.2-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/ea/46/c6d7425714324c8cea2379fdc816f44c780c6beafeadf6d3c80bcc8b7335/cairn-0.2.2-py3-none-any.whl#sha256=ac7e6d52d7a597f953dc38a9bf740d80d73f8adfecf3adafddb24429b7fe7648 (from https://pypi.org/simple/cairn/)
  Saved /tmp/tmpvwj35shu/cairn-0.2.2-py3-none-any.whl
  Added cairn==0.2.2 from https://files.pythonhosted.org/packages/ea/46/c6d7425714324c8cea2379fdc816f44c780c6beafeadf6d3c80bcc8b7335/cairn-0.2.2-py3-none-any.whl#sha256=ac7e6d52d7a597f953dc38a9bf740d80d73f8adfecf3adafddb24429b7fe7648 to build tracker '/tmp/pip-req-tracker-mccwkyrq'
  Removed cairn==0.2.2 from https://files.pythonhosted.org/packages/ea/46/c6d7425714324c8cea2379fdc816f44c780c6beafeadf6d3c80bcc8b7335/cairn-0.2.2-py3-none-any.whl#sha256=ac7e6d52d7a597f953dc38a9bf740d80d73f8adfecf3adafddb24429b7fe7648 from build tracker '/tmp/pip-req-tracker-mccwkyrq'
Skipping cairn, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-sp39vctt/cairn
Removed build tracker '/tmp/pip-req-tracker-mccwkyrq'